package org.angelica.generator;

import com.baomidou.mybatisplus.core.exceptions.MybatisPlusException;
import com.baomidou.mybatisplus.core.toolkit.StringPool;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.generator.AutoGenerator;
import com.baomidou.mybatisplus.generator.config.*;
import com.baomidou.mybatisplus.generator.config.rules.DateType;
import com.baomidou.mybatisplus.generator.config.rules.NamingStrategy;
import com.baomidou.mybatisplus.generator.engine.FreemarkerTemplateEngine;

import java.util.HashMap;
import java.util.Scanner;

/**
 * 代码生成器
 * @author aizhimin
 */
public class CodeGenerator {

    public static void main(String[] args){
        // 代码生成器
        AutoGenerator mpg = new AutoGenerator();

        // 全局配置
        GlobalConfig gc = new GlobalConfig();
        String projectPath = System.getProperty("user.dir");
        String javaPath = "/angelica-admin/src/main/java/";
        String xmlPath = "/angelica-admin/src/main/resources/";
        String modulePath = "org.angelica.modules";
        gc.setOutputDir(projectPath + javaPath);
        gc.setFileOverride(true);
        gc.setAuthor("aizhimin");
        gc.setOpen(false);
        gc.setDateType(DateType.ONLY_DATE);
        gc.setBaseColumnList(true);
        gc.setBaseResultMap(true);
        // 自定义文件命名，注意 %s 会自动填充表实体属性！
        gc.setMapperName("%sDao");
        gc.setXmlName("%sDao");
        gc.setEntityName("%sDO");
        gc.setServiceName("%sService");
        //实体属性 Swagger2 注解
        gc.setSwagger2(true);
        mpg.setGlobalConfig(gc);

        // 数据源配置
        DataSourceConfig dsc = new DataSourceConfig();
        dsc.setUrl("jdbc:mysql://localhost:3306/angelica?useUnicode=true&useSSL=false&characterEncoding=utf8");
        // dsc.setSchemaName("public");
        dsc.setDriverName("com.mysql.jdbc.Driver");
        dsc.setUsername("root");
        dsc.setPassword("");
        mpg.setDataSource(dsc);

        // 包配置
        PackageConfig pc = new PackageConfig();
        String moduleName = scanner("模块名");
        pc.setModuleName(moduleName);
        pc.setParent(modulePath);
        pc.setMapper("dao");
        pc.setXml("mapper/"+moduleName);

        //自定义生成路径
        HashMap<String, String> map = new HashMap<>(6);
        map.put(ConstVal.ENTITY_PATH, projectPath + javaPath + (pc.getParent() + StringPool.DOT + pc.getEntity()).replace(StringPool.DOT, StringPool.SLASH));
        map.put(ConstVal.MAPPER_PATH, projectPath + javaPath + (pc.getParent() + StringPool.DOT + pc.getMapper()).replace(StringPool.DOT, StringPool.SLASH));
        map.put(ConstVal.SERVICE_PATH, projectPath + javaPath + (pc.getParent() + StringPool.DOT + pc.getService()).replace(StringPool.DOT, StringPool.SLASH));
        map.put(ConstVal.SERVICE_IMPL_PATH, projectPath + javaPath + (pc.getParent() + StringPool.DOT + pc.getServiceImpl()).replace(StringPool.DOT, StringPool.SLASH));
        map.put(ConstVal.CONTROLLER_PATH, projectPath + javaPath + (pc.getParent() + StringPool.DOT + pc.getController()).replace(StringPool.DOT, StringPool.SLASH));
        map.put(ConstVal.XML_PATH,  projectPath + xmlPath + pc.getXml().replace(StringPool.DOT, StringPool.SLASH));
        //注入自定义生成路径
        pc.setPathInfo(map);
        mpg.setPackageInfo(pc);

        // 自定义配置
//        InjectionConfig cfg = new InjectionConfig() {
//            @Override
//            public void initMap() {
//                // to do nothing
//                Map<String, Object> map = new HashMap<>();
//                map.put("entitySuffix", "DO");
//                this.setMap(map);
//            }
//        };

        // 如果模板引擎是 freemarker
//        String templatePath = "/templates/mapper.xml.ftl";
        // 如果模板引擎是 velocity
        // String templatePath = "/templates/mapper.xml.vm";

        // 自定义输出配置
//        List<FileOutConfig> focList = new ArrayList<>();
        // 自定义配置会被优先输出
//        focList.add(new FileOutConfig(templatePath) {
//            @Override
//            public String outputFile(TableInfo tableInfo) {
//                // 自定义输出文件名 ， 如果你 Entity 设置了前后缀、此处注意 xml 的名称会跟着发生变化！！
//                return projectPath + "/angelica-admin/src/main/resources/mapper/" + pc.getModuleName()
//                        + "/" + tableInfo.getEntityName() + "Dao" + StringPool.DOT_XML;
//            }
//        });
        /*
        cfg.setFileCreate(new IFileCreate() {
            @Override
            public boolean isCreate(ConfigBuilder configBuilder, FileType fileType, String filePath) {
                // 判断自定义文件夹是否需要创建
                checkDir("调用默认方法创建的目录");
                return false;
            }
        });
        */
//        cfg.setFileOutConfigList(focList);
//        mpg.setCfg(cfg);

        // 配置模板
//        TemplateConfig templateConfig = new TemplateConfig();

        // 配置自定义输出模板
        //指定自定义模板路径，注意不要带上.ftl/.vm, 会根据使用的模板引擎自动识别
//        templateConfig.setEntity("templates/entity.java");
//        templateConfig.setMapper("templates/dao.java");
//        templateConfig.setXml("templates/mapper.xml");
//        mpg.setTemplate(templateConfig);

        // 策略配置
        StrategyConfig strategy = new StrategyConfig();
        strategy.setNaming(NamingStrategy.underline_to_camel);
        strategy.setColumnNaming(NamingStrategy.underline_to_camel);
//        strategy.setSuperEntityClass("com.baomidou.ant.common.BaseEntity");
        strategy.setEntityLombokModel(true);
        strategy.setRestControllerStyle(true);
//        strategy.setSuperControllerClass("com.baomidou.ant.common.BaseController");
        strategy.setInclude(scanner("表名，多个英文逗号分割").split(","));
//        strategy.setSuperEntityColumns("id");
        strategy.setControllerMappingHyphenStyle(true);
        strategy.setTablePrefix(pc.getModuleName() + "_");
        mpg.setStrategy(strategy);
        mpg.setTemplateEngine(new FreemarkerTemplateEngine());
        mpg.execute();
    }

    public static String scanner(String tip) {
        Scanner scanner = new Scanner(System.in);
        StringBuilder help = new StringBuilder();
        help.append("请输入" + tip + "：");
        System.out.println(help.toString());
        if (scanner.hasNext()) {
            String ipt = scanner.next();
            if (StringUtils.isNotEmpty(ipt)) {
                return ipt;
            }
        }
        throw new MybatisPlusException("请输入正确的" + tip + "！");
    }

}
